Debt - Summary of Information about the Equity and Liability Components of Notes (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021	Sep. 17, 2021	Apr. 08, 2021	Feb. 10, 2020	Apr. 15, 2019
Debt Instrument [Line Items]
Total long-term portion of notes payable	$ 388,680,000		$ 388,680,000		$ 305,845,000
Contractual interest expense	2,011,000	$ 3,284,000	6,025,000	$ 7,497,000
Amortization of debt issuance costs	504,000	2,118,000	1,485,000	5,035,000
Total interest expense	2,515,000	$ 5,402,000	7,510,000	$ 12,532,000
Convertible Notes
Debt Instrument [Line Items]
Principal amount of notes outstanding					398,750,000				$ 80,000,000
Unamortized debt issuance cost					(8,758,000)
Unamortized discount					(84,147,000)
Total long-term portion of notes payable					305,845,000
Convertible Notes | 2024 Notes
Debt Instrument [Line Items]
Principal amount of notes outstanding	13,750,000		13,750,000		13,750,000
Unamortized debt issuance cost	(303,000)		(303,000)		(334,000)				$ (4,900,000)
Unamortized discount					(1,570,000)
Total long-term portion of notes payable	13,447,000		13,447,000		11,846,000
Convertible Notes | 2026 Notes
Debt Instrument [Line Items]
Principal amount of notes outstanding	120,000,000		120,000,000		120,000,000			$ 120,000,000
Unamortized debt issuance cost	(2,678,000)		(2,678,000)		(2,440,000)			$ (4,200,000)
Unamortized discount					(19,413,000)
Total long-term portion of notes payable	117,322,000		117,322,000		98,147,000
Convertible Notes | 2027 Notes
Debt Instrument [Line Items]
Principal amount of notes outstanding	265,000,000		265,000,000		265,000,000	$ 265,000,000
Unamortized debt issuance cost	(7,089,000)		(7,089,000)		(5,984,000)	$ (8,300,000)
Unamortized discount					(63,164,000)
Total long-term portion of notes payable	257,911,000		257,911,000		$ 195,852,000
Credit Facility | Total
Debt Instrument [Line Items]
Principal amount of notes outstanding	398,750,000		398,750,000				$ 180,000,000
Unamortized debt issuance cost	(10,070,000)		(10,070,000)				$ (9,300,000)
Total long-term portion of notes payable	$ 388,680,000		$ 388,680,000